20156856522

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{751}}^1$

素因数の和:1212

約数の個数: 128

約数和(自身を含む): 46910361600

約数和(自身を除く): 26753505078

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 37, 58, 66, 74, 87, 111, 174, 222, 319, 379, 407, 638, 751, 758, 814, 957, 1073, 1137, 1221, 1502, 1914, 2146, 2253, 2274, 2442, 3219, 4169, 4506, 6438, 8261, 8338, 10991, 11803, 12507, 14023, 16522, 21779, 21982, 23606, 24783, 25014, 27787, 28046, 32973, 35409, 42069, 43558, 49566, 55574, 65337, 65946, 70818, 83361, 84138, 120901, 130674, 154253, 166722, 239569, 241802, 284629, 305657, 308506, 362703, 406667, 462759, 479138, 569258, 611314, 718707, 725406, 805823, 813334, 853887, 916971, 925518, 1220001, 1437414, 1611646, 1707774, 1833942, 2417469, 2440002, 3130919, 4473337, 4834938, 6261838, 8254241, 8864053, 8946674, 9392757, 10531273, 13420011, 16508482, 17728106, 18785514, 21062546, 24762723, 26592159, 26840022, 31593819, 49525446, 53184318, 63187638, 90796651, 115844003, 181593302, 231688006, 272389953, 305406917, 347532009, 544779906, 610813834, 695064018, 916220751, 1832441502, 3359476087, 6718952174, 10078428261, 20156856522]

約数ペア:

[(1, 20156856522), (2, 10078428261), (3, 6718952174), (6, 3359476087), (11, 1832441502), (22, 916220751), (29, 695064018), (33, 610813834), (37, 544779906), (58, 347532009), (66, 305406917), (74, 272389953), (87, 231688006), (111, 181593302), (174, 115844003), (222, 90796651), (319, 63187638), (379, 53184318), (407, 49525446), (638, 31593819), (751, 26840022), (758, 26592159), (814, 24762723), (957, 21062546), (1073, 18785514), (1137, 17728106), (1221, 16508482), (1502, 13420011), (1914, 10531273), (2146, 9392757), (2253, 8946674), (2274, 8864053), (2442, 8254241), (3219, 6261838), (4169, 4834938), (4506, 4473337), (6438, 3130919), (8261, 2440002), (8338, 2417469), (10991, 1833942), (11803, 1707774), (12507, 1611646), (14023, 1437414), (16522, 1220001), (21779, 925518), (21982, 916971), (23606, 853887), (24783, 813334), (25014, 805823), (27787, 725406), (28046, 718707), (32973, 611314), (35409, 569258), (42069, 479138), (43558, 462759), (49566, 406667), (55574, 362703), (65337, 308506), (65946, 305657), (70818, 284629), (83361, 241802), (84138, 239569), (120901, 166722), (130674, 154253)]